Chartier; Douglas Maurice
Patent Applications and Registrations
Patent applications and USPTO patent grants for Chartier; Douglas Maurice.The latest application filed is for "apparatus and methods for obtaining 3-phase (liquid, gas and solid) microbiological samples from pipes, pipelines, tanks and other vessels".
- Chartier; Douglas Maurice - Saint Charles MO US
| Patent | Date |
|---|---|
| Apparatus and methods for obtaining 3-phase (liquid, gas and solid) microbiological samples from pipes, pipelines, tanks and other vessels Grant 8,776,623 - Chartier July 15, 2 | 2014-07-15 |
| Apparatus and methods for obtaining 3-phase (liquid, gas and solid) microbiological samples from pipes, pipelines, tanks and other vessels App 20110303025 - Chartier; Douglas Maurice | 2011-12-15 |
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